( 7 ) 
Rfe of two kinds, the lobes of the one kind broad,' 
fometliing refembling curl’d parfley •, thofe of the 
other are narrow, and turn’d back at the edges, re- 
fembling the flowers of Ofmund-royal. 
^10. Adi ant um nigrum oficinarum^ R. 126. nigrum 
uulgare^ P. 10^^, foliis longioribus^ pulverulent is ^ pe- 
diculo nigro^ C. 355. Onopteris mas^ G. E. 1137. 
Common black Maidenhair, or Oak-fern. In Iha- 
dy places and old walls. The pedicles are black, 
and the lobes of the leaves liave a brownifli duft u- 
pon them. 
1 1 . Filix elegansy Adianto nigro accedens^ fegmen- 
tis rotundiorihus^ R. 127. A Fern refembling black 
Maidenhair, with leaves having rounder fegments. 
12. Filix pumila petr^e a noftras^ Adiatiti nigri fo- 
il or um amula^ faxorum interveniis prorumpens^ R . 127. 
Dwarf Stone-fern, with leaves like black Maiden- 
hair. This feems to be the fame fpecies with black, 
Maidenhair. R. 127. 
13. Filix minor longifolia^ tarfis raris^ pmnulis Ion- 
gis^ tenuiffimh ohlongis laciniis fimhriatis^^. 127. 
The Leffer long leav’d Fern, with long, flender, 
fringed lobes. 
14. Filix humilis repcns^ foliis pellucidis & fplen- 
dentihus^ caule alato^ R. 127. Onopteris mas^ 
975. Dwarf creeping Fern, with fliining and pel- 
lucid leaves. The root is rough, hairy, and creep- 
ing, with a flat winged ftalk, the upper part green, 
and the lower inclining to black. 
V. Fhofe nearly refembling Capillary Plants, and 
generally bearing their feeds on the ftalks. 
OpHioGLossuM, Adders Tongue, has only one 
leaf, from the middle of which cometh one or’ 
two fpikes, refembling a ferpent’s tongue. We 
have but one fpecies of this plant, viz. 
* Ophiogloffuin^ R. 128, G. 327. 'feu Lingua Ser- 
pentina^ P. 506. primum feu vulgafuniy C. 354. 
AddePi^ 
